Which of the following is used for separating small stones from wheat flour?
Winnowing
Sieving
Threshing
Hand picking
Sieving is the process of separation of components of a mixture using a sieve based on difference in size.
Which of the following methods is used for separating stones from grains
Give as many methods as you can for the following :
(a) Separating light materials from grain.
(2) Removing weevils from grain.
(c) Picking out stones from grain.
(d) Cleaning grain which has a lot of soil mixed in it.
(e) Cleaning muddy water.
Which device is used to separate pebbles and stones from the sand?